⑴____A. sixteen B. seventeen C. apple
⑵____A. thirteen B. nineteen C. nine
⑶____A. twenty B. five C. fourteen
⑷____A. eighteen B. crayon C. fruit
⑸____A.eleven B. twelve C. thirteen
—Did Kate do best in the final exam?
—No, but of all the students she did _______.
有关Cl2的说法正确的是( )